1900294175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{15031}}^1$

素因数の和:15443

約数の個数: 24

約数和(自身を含む): 2544316320

約数和(自身を除く): 644022145

約数列:

[1, 5, 13, 25, 65, 325, 389, 1945, 5057, 9725, 15031, 25285, 75155, 126425, 195403, 375775, 977015, 4885075, 5847059, 29235295, 76011767, 146176475, 380058835, 1900294175]

約数ペア:

[(1, 1900294175), (5, 380058835), (13, 146176475), (25, 76011767), (65, 29235295), (325, 5847059), (389, 4885075), (1945, 977015), (5057, 375775), (9725, 195403), (15031, 126425), (25285, 75155)]